STABILIZATION OF HOUSEHOLD, BODY-CARE AND FOOD PRODUCTS BY USING BENZOTROPOLONE CONTAINING PLANT EXTRACTS AND/OR RELATED BENZOTROPOLONE DERIVATIVES
申请人:Wagner Barbara
公开号:US20120230925A1
公开(公告)日:2012-09-13
Disclosed is the use of benzotropolone derivatives of formula (1), wherein R
1
, R
2
and R
7
independently from each other are hydrogen; C
1
-C
3
alkyl; or COR
8
; R
3
is hydrogen; or COOR
9
R
4
is hydrogen; or C
1
-C
3
alkyl; R
5
is hydrogen; hydroxy; C
1
-C
3
-alkoxy; or -0-(CO)—R
10
; R
6
is hydrogen; C
1
-C
3
alkyl; or COR
8
; or R
5
and R
6
together may form a five or six membered ring; or R
6
and R
7
together form a five or six membered ring; and R
8
, R
9
, R
10
independently of each other are C
1
-C
30
alkyl; for protecting body-care and household products from photolytic and oxidative degradation.
本发明涉及一种使用化学式(1)中的苯并三酮衍生物的方法,其中R1、R2和R7分别独立地为氢原子;C1-C3烷基;或COR8;R3为氢原子;或COOR9;R4为氢原子;或C1-C3烷基;R5为氢原子;羟基;C1-C3-烷氧基;或-0-(CO)—R10;R6为氢原子;C1-C3烷基;或COR8;或R5和R6可以共同形成五元或六元环;或R6和R7可以共同形成五元或六元环;且R8、R9、R10分别独立地为C1-C30烷基;用于保护身体护理和家用产品免受光解和氧化降解的方法。